Last Updated：2025/12/07

(electricity) A device, usually a fuse, polyfuse, or circuit breaker, intended to detect and stop an overcurrent condition.

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overcurrent protective device

Source Word

overcurrent protective device

Noun

(electricity) A device, usually a fuse, polyfuse, or circuit breaker, intended to detect and stop an overcurrent condition.

Japanese Meaning

過電流保護装置：ヒューズ、ポリヒューズ、遮断器などを用いて、過電流状態を検出し、回路を遮断することで電気機器や配線の安全を守る装置。

The engineer recommended replacing the overcurrent protective device after the surge damaged the wiring.

技術者は、サージで配線が損傷した後、過電流保護装置の交換を勧めた。

Sense（1）

(electricity) A device, usually a fuse, polyfuse, or circuit breaker, intended to detect and stop an overcurrent condition.

overcurrent protective devices

（ plural ）